replicate revision storage synchro prototype added

To test it, go to the storage directory then type: node synchro.js
synchro prototype #2
Revision storage redesigned to avoid some unknown errors
revisionstorage.js console.log removed
fix source.now sinon.js error on jiotests.js
replicaterevisionstorage.js console.log removed
replicaterevisionstorage improve scenario test
adding repair option to replicaterevisionstorage (temporarily)
synchronization test improved
jiotest.js console.log removed
add check and repair to the JIO API
putAttachment docstring modified
synchronisation tests improved
add check and repair to replicaterevisionstorage
synchro prototypes files removed
improving replicaterevisionstorage.js + tests
fix revisionstorage get attachment responses
Fixed: revision storage putAttachment loses document metadata
Fixed: revision storage putAttachment keep the wrong metadata
jiotests updated